OpenTechnical

OT-2026-000101473

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, plant vacuum fed, pressure sensor per zone, sustained blow-off before set-down

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000101473) never changes.

Identity and time

Publication numberOT-2026-000101473 · never reused
Internal UUID01a0aea4-0e14-7801-b56f-506f36bc75fa · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:02.278025Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101473
StatusPUBLIC

Content hashes

Canonical text5250ad23f1608c06fe062ca522a454134aa531ee104e0dc3934095fa950a8a8c
Markdownb89f77ee12a559fde0e55a47647e3cf7cf1120549ee05bb4b2d81ab4c7cfa650
PDF
Publication pagefaa2d5f5a07f6cf55baeabc37917e95b09f61f8f3d014fe7a0d2143ad47fe4ad
Manifestc275e7893206dbc6011303551ddbcf4ca65c80f108076cfc78f2581b3a86dd29

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureJczqUYxnFbP9fupSIvBuCKeW4E+4M1wHA/h53iQpa+xazgWu2n6xmUoNiuI9Q+QXaaoLdjswkL/EJ+0k1oefBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:26:03.323437ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101473
observed faa2d5f5a07f6cf55baeabc37917e95b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:03.305654ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101473/manifest.json
observed c275e7893206dbc6011303551ddbcf4c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:03.287945ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101473/publication.md
observed b89f77ee12a559fde0e55a47647e3cf7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:03.243309ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101473/publication.txt
observed 5250ad23f1608c06fe062ca522a45413...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.